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Table 3 Results of the linear regression analyses for the associations between healthy food consumption (categorical variables) and the self-perceived food literacy scale (continuous variable) of Dutch adults (n = 755)

From: Towards the measurement of food literacy with respect to healthy eating: the development and validation of the self perceived food literacy scale among an adult sample in the Netherlands

  Crude model1 Model 11 Model 21
  B 2 SE T 95%CI B 2 SE t 95%CI B 2 SE t 95%CI
Vegetables (# days per week)
 2–4 days* (ref)     (ref)     (ref)    
 5–6 days 0.19 0.06 3.42 0.08 0.31 0.22 0.06 3.39 0.09 0.34 0.22 0.05 3.81 0.11 0.34
 Everyday 0.50 0.05 9.35 0.40 0.61 0.49 0.06 8.10 0.37 0.61 0.45 0.05 8.23 0.34 0.56
Vegetables (amount per day)
 50–150 g (1–3 serv. spoons) (ref)      (ref)      (ref)     
 200 g (4 serv. spoons) 0.16 0.03 4.87 0.09 0.22 0.16 0.04 4.39 0.09 0.22 0.14 0.03 4.42 0.08 0.20
  ≥ 250 g (≥5 serv. spoons) 0.36 0.03 11.97 0.30 0.42 0.35 0.03 9.38 0.29 0.41 0.28 0.03 9.83 0.22 0.34
Fruit (# days per week)
 0–4 days (ref)      (ref)      (ref)     
 5–6 days 0.19 0.02 4.36 0.10 0.27 0.17 0.05 3.61 0.08 0.26 0.16 0.04 3.84 0.08 0.24
 Everyday 0.38 0.04 10.31 0.30 0.45 0.34 0.04 8.38 0.26 0.41 0.28 0.04 7.71 0.21 0.35
Fruit (amount per day)
  ≤ 1 piece (ref)      (ref)      (ref)     
 2 pieces 0.20 0.03 6.08 0.14 0.27 0.20 0.04 5.61 0.13 0.27 0.20 0.03 6.22 0.14 0.26
  ≥ 3 pieces 0.33 0.04 8.15 0.25 0.41 0.31 0.04 7.06 0.23 0.40 0.25 0.04 6.21 0.17 0.33
Fish (# days per week)
  < 1 day or never (ref)      (ref)      (ref)     
 1 day 0.14 0.03 4.47 0.08 0.21 0.14 0.04 3.93 0.07 0.20 0.12 0.03 3.95 0.06 0.18
≥ 2 days 0.25 0.03 7.55 0.19 0.32 0.25 0.04 6.72 0.18 0.32 0.20 0.03 5.90 0.13 0.27
  1. 1Model 1: crude model, model 2: adjusted for age, sex, educational level, BMI, model 3: adjusted for age, sex, educational level, BMI, impulsiveness and self-control
  2. 2Five-point Likert scale
  3. *None of the participants consumed vegetables on fewer than 2 days a week . ~ non-significant